Home / 96,571.20-145,029.60-93,460.80

Finding the Fourth Proportional to 96,571.20, 145,029.60 and 93,460.80

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Solution

The fourth proportional to 96,571.20, 145,029.60 and 93,460.80 is: 140,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,571.20 : 145,029.60 = 93,460.80 : x
  2. Step 2: Convert to fraction form
    96,571.20/145,029.60 = 93,460.80/x
  3. Step 3: Cross multiply
    96,571.20x = 145,029.60 × 93,460.80
  4. Step 4: Simplify right side
    96,571.20x = 13,554,582,439.68
  5. Step 5: Solve for x
    x = 13,554,582,439.68/96,571.20
  6. Step 6: Final answer
    x = 140,358.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.